The most common causes of hay fever are: 1  tree pollen such as elder, elm, hazel and especially birch (spring hay fever) 2  grass pollen (summer hay fever) 3  mugwort and hybrids such as chrysanthemum (autumn hay fever)  house dust mites and mould fungus â particularly associated with perennial allergic rhinitis.
-2-. Resource Utilization Groups (RUGs) RUGs are mutually exclusive categories that reflect. levels of resource need in long-term care settings, primarily to facilitate Medicare and Medicaid payment. They are assigned to individuals based on data elements. derived from the LTC Minimum Data Set (MDS) There is a standard order, or hierarchy, and each RUG.
MDAS Rule is actually a rule to follow when we are going to solve a series of. operations, that is the four fundamental operations of real numbers. MDAS rule. stands for MULTIPLICATION, DIVISION, ADDITION and SUBTRACTION.